src/jdk.compiler/share/classes/com/sun/tools/doclint/Env.java

*** 91,102 ****
      }
  
      /** Message handler. */
      final Messages messages;
  
-     int implicitHeaderLevel = 0;
- 
      Set<String> customTags;
  
      Set<Pattern> includePackages;
      Set<Pattern> excludePackages;
  
--- 91,100 ----
*** 151,164 ****
          java_lang_RuntimeException = elements.getTypeElement("java.lang.RuntimeException").asType();
          java_lang_Throwable = elements.getTypeElement("java.lang.Throwable").asType();
          java_lang_Void = elements.getTypeElement("java.lang.Void").asType();
      }
  
-     void setImplicitHeaders(int n) {
-         implicitHeaderLevel = n;
-     }
- 
      void setCustomTags(String cTags) {
          customTags = new LinkedHashSet<>();
          for (String s : cTags.split(DocLint.SEPARATOR)) {
              if (!s.isEmpty())
                  customTags.add(s);
--- 149,158 ----